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Normal weather for Coos Bay in May

It's cool to moderate in May in Coos Bay with an average temperature of 16°C. Temperatures this month range from a low of 14°C to a high of 19°C. At night, you can expect temperatures between 7°C and 11°C.

In May, there is an average of 121 mm of precipitation, spread over 12 days. The wind speed is around 5 Bft, mostly coming from the West.

Coos Bay in May

London
Temperature Average Temperature
16°C 18°C
Sun High Temp
19°C 21°C
Sun Low Temp
14°C 15°C
Rain Total Precipitation
121 mm 46 mm
Rain Rainy Days
12 days 8 days

Start of May

The month of May starts in Coos Bay with cool temperatures, averaging around 16°C during the day and nights close to 9°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.

Since temperatures can differ between day and night, it’s a good idea to dress in layers. During the day, go for a light coat, jumper or cardigan, and long trousers. In the evening and morning, we recommend a warm coat, jumper or cardigan, and long trousers.

Mid-May

By mid-May, the average daytime temperature rises to around 17°C, with nights close to 10°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.

Temperatures vary between day and night, so it’s smart to wear layers. During the day, go for a light coat, jumper or cardigan, and long trousers. In the evening and morning, we recommend a warm coat, jumper or cardigan, and long trousers.

End of May

By the end of May, the average daytime temperature in Coos Bay will be around 17°C, with nights close to 11°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.

As it gets cooler in the evening, it’s best to wear layers. During the day, go for a light coat, jumper or cardigan, and long trousers. In the evening and morning, we recommend a warm coat, jumper or cardigan, and long trousers.

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UV index

The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

Is May a good time to visit Coos Bay?

Looking for sun and warm weather? Then May isn’t the best time to be in Coos Bay. The temperature is too low this month for a warm stay.

Temperature records for Coos Bay in May

With 35°C, Coos Bay hit the highest temperature in the last 10 years in May 2023. The lowest daytime temperature in this month was 9°C in 2022. The extreme night temperatures ranged from a low of 2°C to a high of 13°C.

Check out the climate of Coos Bay for all months and discover the best travel time

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Daily Temperature in May in Coos Bay

This chart shows the average daily temperatures, both day and night, for each day in May in Coos Bay, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Temperature in May in Coos Bay

Daily Precipitation in May in Coos Bay

The chart below shows the average daily precipitation in May for Coos Bay, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 12 days of rain in Coos Bay.

Daily Precipitation in May in Coos Bay

Daily UV Index in May in Coos Bay

This chart shows the average daily UV index in May in Coos Bay, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in May in Coos Bay

Temperature in May in Coos Bay Over the Years

This chart shows the average temperature in May in Coos Bay, measured in degrees Celsius, over the past years.

Temperature in May in Coos Bay Over the Years

Total Precipitation in May in Coos Bay Over the Years

This chart shows the average precipitation in May in Coos Bay, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in May in Coos Bay Over the Years

Daily climate in May for Coos Bay

Click on a specific day in May for detailed info on the typical weather on that day in Coos Bay. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in May in Coos Bay

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Average Weather in Coos Bay by Month

Click on a month below to see detailed weather info for Coos Bay. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Coos Bay for all months at once

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